Switch: support single, double, triple, quadruple and long clicks. Ko…

…enkk#2

index.js

@@ -1,6 +1,5 @@
 const debug = require('debug')('xiaomi-zb2mqtt')
 const util = require("util");
-const perfy = require('perfy');
 const ZShepherd = require('zigbee-shepherd');
 const mqtt = require('mqtt')
 const fs = require('fs');
@@ -113,14 +112,24 @@ function handleMessage(msg) {
         return;
     }
 
-    // Parse the message.
+    // Parse generic information from message.
     const friendlyName = settings.devices[device.ieeeAddr].friendly_name;
-    const payload = parser.parse(msg).toString();
     const topic = `${settings.mqtt.base_topic}/${friendlyName}/${parser.topic}`;
 
-    // Send the message.
-    console.log(`MQTT publish, topic: '${topic}', payload: '${payload}'`);
-    client.publish(topic, payload);
+    // Define publih function.
+    const publish = (payload) => {
+        console.log(`MQTT publish, topic: '${topic}', payload: '${payload}'`);
+        client.publish(topic, payload.toString());
+    }
+
+    // Get payload for the message.
+    // - If a payload is returned publish it to the MQTT broker
+    // - If NO payload is returned do nothing. This is for non-standard behaviour
+    //   for e.g. click switches where we need to count number of clicks and detect long presses.
+    const payload = parser.parse(msg, publish);
+    if (payload) {
+        publish(payload);
+    }
 }
 
 function handleQuit() {

parsers.js

@@ -1,10 +1,42 @@
+const perfy = require('perfy');
+
+const clickLookup = {
+    2: 'double',
+    3: 'triple',
+    4: 'quadruple',
+}
+
 module.exports = [
     {
         supportedDevices: [260],
         description: 'WXKG01LM switch (260)',
         topic: 'switch',
-        parse: (msg) => {
-            return msg.data.data['onOff'] === 0 ? 'on' : 'off';
+        parse: (msg, publish) => {
+            const deviceID = msg.endpoints[0].device.ieeeAddr;
+            const state = msg.data.data['onOff'];
+
+             // 0 = click down, 1 = click up, else = multiple clicks
+            if (state === 0) {
+                perfy.start(deviceID);
+                setTimeout(() => {
+                    if (perfy.exists(deviceID)) {
+                        publish('long');
+                        perfy.end(deviceID);
+                    }
+                }, 300); // After 300 seconds of not releasing we assume long click.
+            } else if (state === 1) {
+                if (perfy.exists(deviceID)) {
+                    perfy.end(deviceID);
+                    publish('single');
+                }
+            } else {
+                const clicks = msg.data.data['32768'];
+                if (clickLookup[clicks]) {
+                    publish(clickLookup[clicks]);
+                } else {
+                    publish('many');
+                }
+            }
         }
     },
 ]